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Discover LudwigThe phrase "atomic mass" is correct and usable in written English.
It is typically used in scientific contexts, particularly in chemistry and physics, to refer to the mass of an atom, usually expressed in atomic mass units (amu).
Example: "The atomic mass of carbon is approximately 12.01 amu."
Alternatives: "atomic weight" or "nuclear mass".
Dictionary
atomic mass
noun
The mass of an atom.
Exact(60)
A given atom has an atomic mass approximately equal (within 1%) to its mass number times the mass of the atomic mass unit.
The new primitive [?] selects for atoms with either an atomic mass of n or no indicated atomic mass.
This is the atomic mass of that atom.
shift = [ integral) mass of the isotopic atom] - [rounded average atomic mass].
(Atomic Mass of Element) x (# of atoms of that element).
The atomic mass of this specific carbon atom is 12.
MW = ∑((Atomic Mass of Element)n x (# of atoms of that element)n).
Atomic mass, the quantity of matter contained in an atom of an element.
Multiply the atomic mass of each element by the number of atoms of that element.
That is to say, when abundance is plotted against atomic mass, the resulting graph shows a decline with increasing atomic mass up to an atomic mass value of about 100.
Atomic weights are given in atomic mass units; in the case of water, for example, a single water molecule, made up of one oxygen atom (16 atomic mass units) and two hydrogen atoms (1 atomic mass unit each), has a molecular weight of 18 atomic mass units.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com